
																
																	Solitons, periodic waves, breathers and integrability for a nonisospectral and variable-coefficient fifth-order Korteweg-de Vries equation in fluids
																
																
																
															Keywords: Fluids; Nonisospectral and variable-coefficient fifth-order Korteweg-de Vries equation; Bell polynomials; Hirota method; N-soliton solutions; Bäcklund transformation; Lax pair; Periodic waves; Breathers;